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Filtering by: Alternative title ssim WIRE'd Winter 2007 Creator Akratanakul, Wanee Non-Academic Affiliation Oregon State University. Graduate School

The effect of soil temperature and soil moisture stress on S-urea mineralization and ryegrass yield

Creator:

Akratanakul, Wanee

Abstract:

A growth chamber experiment was conducted to determine the rate of S-urea mineralization and effect of S-urea on the yield of ryegrass (Lolium multiflorum) grown in Steiwer soil as influenced by soil temperature (60, 75, and 90° F) and soil moisture stress (0. 10, 0.35, and 2.50 bars). Plant yield,...

Resource Type:

Masters Thesis

Full Text:

approved: Redacted for Privacy Dr. M. D. Dawson A growth chamber experiment was conducted to determine
The inheritance of axillary heading in cabbage, Brassica oleracea var. capitata L. and its response to plant spacing, fertilizer and transplanting

Creator:

Akratanakul, Wanee

Resource Type:

Dissertation

Full Text:

. Thanks is also due to Mr. J. D. Moss and Mr. William Wahlert for their technical assistance